UNDERSTANDING SOIL POTASSIUM REQUIREMENTS for perennial ryegrass.

The article examines the importance of potassium in the growth and health of perennial ryegrass pasture production, explaining its diverse functions and the risk of weaker crops when there is a lack of plant-available K in the soil. It mentions the functions of potassium in the plant, how soil analysis is conducted, how to determine potassium deficiency, and how much potassium is needed to achieve maximum yields.